CAN Ontario [13] Dayus Stadium .25-mile paved oval Windsor Ontario aka: Dayus Raceway Delaware Speedway .5-mile asphalt asymmetrical track Delaware Ontario aka: Brodies Delaware Raceway aka: Delaware Raceway aka: Delaware International Speedway aka: Delaware Speedway Park Longest running asphalt race track in Canada • since 1952 Dorchester Fairgrounds .5-mile dirt oval Delaware Ontario Flamboro Speedway .333-mile paved oval Millgrove Ontario Humberstone Kart Speedway dirt oval Port Colborne Ontario Humberstone Speedway .375-mile clay oval Port Colborne Ontario aka: Humberstone International Speedway aka: Gasport International Speedway Jukasa Motor Speedway .625-mile paved track Nelles Corners Ontario aka: Cayuga Speedway aka: Cayuga International Speedway aka: Cayuga 2000 Speedway aka: Cayuga Speedway Park aka: Cayuga Motor Speedway Merrittville Speedway .375-mile dirt track Thorold Ontario Nilestown Speedway .25-mile paved oval Polish-Canadian Recreation Centre Nilestown Ontario aka: London Auto Raceway Stamford Park .5-mile dirt track Niagara Falls Ontario aka: Preakness Park Site of first NASCAR Grand National event in Canada • July 1, 1952 Toronto Motorsports Park .25-mile paved dragstrip Cayuga Ontario aka: Kohler Drag Strip aka: Super Boss Dragway aka: Kohler Super Boss Dragway aka: 1320 Dragway aka: Dragway Park aka: Cayuga Dragway Park aka: Cayuga Motorsports Park aka: Cayuga International Dragway Park Toronto Motorsports Park paved road courses Cayuga Ontario Windsor Dragway .25-mile paved dragstrip Tecumseh Ontario